# JS vs E

The clearest difference is update cadence: JS at every 3 weeks against E's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

JS ships an update every 3 weeks, E every 2 months. The most recent releases landed on October 1, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | JS | E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/js-scooter/id6746304878/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 12 MB | 21 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou xunlian Network Technology Co., Ltd](https://appshunter.io/developer/1436462568) | [Shenzhen King Song Technology Co,.LTD](https://appshunter.io/developer/1882293121) |

## What reviewers say

### JS

[App page](https://appshunter.io/ios/app/js-scooter/id6746304878)

This app connects to your electric scooter via Bluetooth, allowing you to lock the vehicle, monitor riding data, control lights, and check battery status. It also supports fault detection and tracks mileage and riding time.

**Highlights:** Bluetooth connectivity, Lock/unlock scooter, Monitor riding data, Control lights and gears, Fault detection, Mileage statistics

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-atom/id6756858333)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JS free?

JS is free to download, with no in-app purchases.

### Is E free?

E is free to download, with no in-app purchases.

### Do JS or E have ads?

Neither JS nor E shows ads.

### Which is updated more often, JS or E?

JS ships an update every 3 weeks, and E every 2 months. Most recently, JS was updated on October 1, 2026 and E on September 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*